Pool



FIG. 1 is a right side, front, top perspective view of the pool showing my new design;

FIG. 2 is a left side, rear, top perspective view thereof;

FIG. 3 is a rear elevational view thereof; and

FIG. 4 is a front elevational view thereof.

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The dashed lines that depict stitching are part of the claimed design. 

CLAIM The ornamental design for a pool, as shown and described. 